body {
    background-color: #f8f9fa;
}

.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.card {
    box-shadow: 0 2px 4px rgba(0,0,0,.05);
    border: none;
    margin-bottom: 1rem;
}

.card-title {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 1rem;
}

.card-body {
    padding: 1.5rem;
}

#metrics p {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

#metrics span {
    font-weight: 600;
    color: #2c3e50;
}

.chart-container {
    background-color: #fff;
    padding: 1rem;
    border-radius: 4px;
}

.navbar-brand i {
    margin-right: 8px;
}

/* 数据概览卡片样式 */
.col-md-3 .card-body p {
    margin-bottom: 10px;
    font-size: 14px;
    color: #666;
}

.col-md-3 .card-body p:last-child {
    margin-bottom: 0;
}

/* 图表容器样式 */
[id$="Chart"] {
    background-color: #fff;
    border-radius: 4px;
    padding: 10px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .container {
        padding: 0.5rem;
    }
    
    .card {
        margin-bottom: 0.5rem;
    }
    
    .chart-container {
        height: 300px !important;
    }
} 